Posted by **jasmine20** on Monday, December 18, 2006 at 9:06am.

How do you solve these types of math problems.

Directions: Solve each literal equation for the indicated variable.

A=1/2h(B+b) (For b) Area of a trapezoid

It is just a matter of algebraic manipulation.

A=(1/2)h(B+b)

Multiply both sides of the equation by 2/h.

B+b = 2A/h

b = (2A/h) - B

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